• Wine Preservation: The groove design on the inner wall and the standard diameter of 3 cm ensure that your wine remains airtight and leak-proof, prolonging its freshness and natural flavor. • Food Grade Material: Made with 100% food-grade silicone, latex-free and BPA-free, these stoppers are durable, unbreakable, reusable, and do not add any odor to the wine. Additionally, they are easy to clean and dishwasher safe. • Wide Applications: Compatible with standard bottles of wine, beer, champagne, and soft drinks, including some larger styles. They allow for safe storage of bottles without fear of leaks. • Customizable Design: The silicone stoppers come in solid colors, allowing a creative way to mark your wine bottle and avoid confusion. You can customize them with your own design or mark the bottle cap. • Perfect Gift for Wine Lovers: This set of stoppers is an ideal gift for wine lovers and is useful both at home and during travel or outdoor activities. • Product Dimensions: Width: 3.8 cm, Height: 2 cm, Length: 12.7 cm, Weight: 0.05 kg.